chabot college chapter 5 – routing protocols: igrp review questions semester iiielec 99.09...
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![Page 1: Chabot College Chapter 5 – Routing Protocols: IGRP Review Questions Semester IIIELEC 99.09 Semester III ELEC 99.09](https://reader035.vdocuments.us/reader035/viewer/2022072013/56649e455503460f94b392cd/html5/thumbnails/1.jpg)
Chabot CollegeChabot College
• Chapter 5 – Routing Protocols: IGRP Review Questions
Semester IIISemester III ELEC 99.09ELEC 99.09
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6. After a router determines which path to 6. After a router determines which path to use for a packet, it can then proceed with use for a packet, it can then proceed with which of the following?which of the following?
• A. A broadcast
• B. Storing the packet in a routing table
• C. Choosing a routing protocol
• D. Switching the packet
• A. A broadcast
• B. Storing the packet in a routing table
• C. Choosing a routing protocol
• D. Switching the packet
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7. The success of dynamic routing 7. The success of dynamic routing depends on which of the following?depends on which of the following?
• A. Manually entering routes
• B. Maintaining a routing table
• C. Periodic routing updates
• D. B and C
• A. Manually entering routes
• B. Maintaining a routing table
• C. Periodic routing updates
• D. B and C
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8. ________ routing protocols determine 8. ________ routing protocols determine the direction and distance to any link in the direction and distance to any link in the internetwork; ________ routing the internetwork; ________ routing protocols are also called the shortest path protocols are also called the shortest path firstfirst• A. Distance-vector; link-status
• B. Distance-vector; hybrid
• C. Link-state; distance-vector
• D. Dynamic; static
• A. Distance-vector; link-status
• B. Distance-vector; hybrid
• C. Link-state; distance-vector
• D. Dynamic; static
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9. Which of the following is not a variable 9. Which of the following is not a variable IGRP uses to determine a composite IGRP uses to determine a composite metric?metric?
• A. Bandwidth
• B. Delay
• C. Load
• D. IGRP uses all of these
• A. Bandwidth
• B. Delay
• C. Load
• D. IGRP uses all of these
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10. To select IGRP as a routing protocol, 10. To select IGRP as a routing protocol, which command do you use?which command do you use?
• A. show igrp
• B. router network igrp
• C. enable igrp
• D. router igrp
• A. show igrp
• B. router network igrp
• C. enable igrp
• D. router igrp
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11. IGRP is a _________ based protocol11. IGRP is a _________ based protocol
• A. Time
• B. Cost
• C. Distance-vector
• D. Link-state
• A. Time
• B. Cost
• C. Distance-vector
• D. Link-state
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12. What is one advantage of dynamic 12. What is one advantage of dynamic routing?routing?
• A. Takes little network overhead and reduces network traffic
• B. Reduces unauthorized break-ins because security is tight
• C. Adjusts automatically to topology or traffic changes
• D. Requires little bandwidth to operate efficiently
• A. Takes little network overhead and reduces network traffic
• B. Reduces unauthorized break-ins because security is tight
• C. Adjusts automatically to topology or traffic changes
• D. Requires little bandwidth to operate efficiently
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13. IGRP does not use which of the 13. IGRP does not use which of the following as part of the metric?following as part of the metric?
• A. Bandwidth
• B. Delay
• C. Load
• D. Hop count
• A. Bandwidth
• B. Delay
• C. Load
• D. Hop count
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14. Which one of the following 14. Which one of the following configuration commands should be configuration commands should be configured to broadcast the network configured to broadcast the network 10.1.1.0/24 using IGRP?10.1.1.0/24 using IGRP?
• A. RouterA# network 10.1.1.0
• B. RouterA(config-router)# network 10.1.1.0
• C. RouterA(config)# network 10.0.0.0
• D. RouterA(config-router)# network 10.0.0.0
• A. RouterA# network 10.1.1.0
• B. RouterA(config-router)# network 10.1.1.0
• C. RouterA(config)# network 10.0.0.0
• D. RouterA(config-router)# network 10.0.0.0
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15. To enable IGRP routing protocol, you 15. To enable IGRP routing protocol, you must type must type “router igrp”“router igrp”
• A. True
• B. False
• A. True
• B. False
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16. What is a valid metric for IGRP?16. What is a valid metric for IGRP?
• A. Reliability
• B. Hop count
• C. MTU
• D. Both A and C
• A. Reliability
• B. Hop count
• C. MTU
• D. Both A and C
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17. For routers to communicate IGRP 17. For routers to communicate IGRP without redistribution, they must be in the without redistribution, they must be in the same ____________same ____________
• A. Autonomous system
• B. Interior gateway
• C. Exterior gateway
• D. Domain
• A. Autonomous system
• B. Interior gateway
• C. Exterior gateway
• D. Domain
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18. Which of the following are true of 18. Which of the following are true of administrative distance?administrative distance?
• A. Measures the distance to a destination network
• B. Only applies to IGRP and EIGRP
• C. Measures the “reliability” of an IP routing protocol
• D. The higher the value, the more important the routing information
• A. Measures the distance to a destination network
• B. Only applies to IGRP and EIGRP
• C. Measures the “reliability” of an IP routing protocol
• D. The higher the value, the more important the routing information
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19. What is the default route on an IP 19. What is the default route on an IP network?network?
• A. This is the route that will be chosen first by IP for delivery of a datagram
• B. The address of the nearest downstream neighbor in a Token Ring network
• C. At the router, it is a route manually defined as the path to take when no route to the destination is known
• D. Any dynamic route listing in a routing table
• A. This is the route that will be chosen first by IP for delivery of a datagram
• B. The address of the nearest downstream neighbor in a Token Ring network
• C. At the router, it is a route manually defined as the path to take when no route to the destination is known
• D. Any dynamic route listing in a routing table
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20. Which of the following sends a routing 20. Which of the following sends a routing update with a metric of infinity?update with a metric of infinity?
• A. Split horizon rule
• B. Poison reverse
• C. Holddown
• A. Split horizon rule
• B. Poison reverse
• C. Holddown
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21. Which of the following prevents 21. Which of the following prevents advertising a route back to the direction it advertising a route back to the direction it came?came?
• A. Split horizon rule
• B. Poison reverse
• C. Holddown
• A. Split horizon rule
• B. Poison reverse
• C. Holddown